Ubuntu 13.10 Disk Encryption Performance
Full disk encryption and eCrytpfs home directory encryption on Ubntu 13.10 against no encryption for Intel SSD on Ubuntu 13.10 with Linux 3.11 Kernel. Benchmarks by Michael Larabel for a future article on Phoronix.


Stock - No Encryption: 

	Processor: Intel Core i7-4900MQ @ 2.80GHz (8 Cores), Motherboard: System76 Gazelle Professional, Chipset: Intel Xeon E3-1200 v3/4th, Memory: 8192MB, Disk: 120GB INTEL SSDSC2CW12, Graphics: Intel 4th Gen Core IGP (1300MHz), Audio: Intel Haswell HDMI, Network: Realtek RTL8111/8168/8411 + Intel Centrino Advanced-N 6235

	OS: Ubuntu 13.10, Kernel: 3.11.0-4-generic (x86_64), Desktop: Xfce 4.10, Display Server: X Server 1.14.2.901 (1.14.3 RC 1), Display Driver: intel 2.21.14, Compiler: GCC 4.8, File-System: ext4, Screen Resolution: 1920x1080

Full Disk Encryption: 

	Processor: Intel Core i7-4900MQ @ 2.80GHz (8 Cores), Motherboard: System76 Gazelle Professional, Chipset: Intel Xeon E3-1200 v3/4th, Memory: 8192MB, Disk: 120GB INTEL SSDSC2CW12, Graphics: Intel 4th Gen Core IGP (1300MHz), Audio: Intel Haswell HDMI, Network: Realtek RTL8111/8168/8411 + Intel Centrino Advanced-N 6235

	OS: Ubuntu 13.10, Kernel: 3.11.0-4-generic (x86_64), Desktop: Xfce 4.10, Display Server: X Server 1.14.2.901 (1.14.3 RC 1), Display Driver: intel 2.21.14, OpenGL: 3.1 Mesa 9.2.0, Compiler: GCC 4.8, File-System: ext4, Screen Resolution: 1920x1080

Home Directory Encryption: 

	Processor: Intel Core i7-4900MQ @ 2.80GHz (8 Cores), Motherboard: System76 Gazelle Professional, Chipset: Intel Xeon E3-1200 v3/4th, Memory: 8192MB, Disk: 120GB INTEL SSDSC2CW12, Graphics: Intel 4th Gen Core IGP (1300MHz), Audio: Intel Haswell HDMI, Network: Realtek RTL8111/8168/8411 + Intel Centrino Advanced-N 6235

	OS: Ubuntu 13.10, Kernel: 3.11.0-4-generic (x86_64), Desktop: Xfce 4.10, Display Server: X Server 1.14.2.901 (1.14.3 RC 1), Display Driver: intel 2.21.14, OpenGL: 3.1 Mesa 9.2.0, Compiler: GCC 4.8, File-System: ext4 (ecryptfs), Screen Resolution: 1920x1080


Flexible IO Tester 1.57
Test: Intel IOMeter File Server Access Pattern
Seconds (Run Time) < Lower Is Better
Stock - No Encryption ..... 65.60  |=========================
Full Disk Encryption ...... 113.11 |===========================================
Home Directory Encryption . 62.24  |========================


FS-Mark 3.3
Test: 1000 Files, 1MB Size
Files/s > Higher Is Better
Stock - No Encryption ..... 242.80 |===========================================
Full Disk Encryption ...... 118.73 |=====================
Home Directory Encryption . 125.20 |======================


FS-Mark 3.3
Test: 5000 Files, 1MB Size, 4 Threads
Files/s > Higher Is Better
Stock - No Encryption ..... 409.07 |===========================================
Full Disk Encryption ...... 128.33 |=============
Home Directory Encryption . 140.13 |===============


FS-Mark 3.3
Test: 4000 Files, 32 Sub Dirs, 1MB Size
Files/s > Higher Is Better
Stock - No Encryption ..... 251.80 |===========================================
Full Disk Encryption ...... 125.00 |=====================
Home Directory Encryption . 123.13 |=====================


Dbench 4.0
Client Count: 1
MB/s > Higher Is Better
Stock - No Encryption ..... 320.56 |===========================================
Full Disk Encryption ...... 294.00 |=======================================
Home Directory Encryption . 226.10 |==============================


IOzone 3.405
Record Size: 64Kb - File Size: 8GB - Disk Test: Write Performance
MB/s > Higher Is Better
Stock - No Encryption ..... 472.05 |===========================================
Full Disk Encryption ...... 142.95 |=============
Home Directory Encryption . 139.13 |=============


Compile Bench 0.6
Test: Compile
MB/s > Higher Is Better
Stock - No Encryption ..... 732.51 |===========================================
Full Disk Encryption ...... 497.85 |=============================
Home Directory Encryption . 190.99 |===========


Compile Bench 0.6
Test: Initial Create
MB/s > Higher Is Better
Stock - No Encryption ..... 367.05 |===========================================
Full Disk Encryption ...... 280.50 |=================================
Home Directory Encryption . 125.03 |===============


PostMark 1.51
Disk Transaction Performance
TPS > Higher Is Better
Stock - No Encryption ..... 5245 |=============================================
Full Disk Encryption ...... 5102 |============================================
Home Directory Encryption . 1681 |==============